(IMAGE) City University of Hong Kong Caption 「孤獨樹」─ 加拿大新冠疫情期間極度孤獨及其交叉風險因素的機器學習預測(分類與迴歸樹)(n = 3,722),CPSS6-COVID(2021年1月25至31日)。 Credit Dr. Shen (Lamson) Lin. (Source: https://doi.org/10.1016/j.jad.2022.08.131) Usage Restrictions Image must be used with appropriate caption and credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.